1921 08 99.99  22.19 -99.99 
1921 09 35.23  21.04  28.13 
1921 10 30.65  18.23  24.43 
1921 11 28.91  14.08  21.49 
1921 12 26.90  12.70  19.79 
1922 01 24.91  10.89  17.90 
1922 02 27.90  12.84  20.36 
1922 03 29.29  12.98  21.13 
1922 04 32.24  16.16  24.20 
1922 05 32.49  18.15  25.32 
1922 06 35.23  20.23  27.73 
1922 07 34.21  20.96  27.58 
1922 08 33.21  21.00  27.10 
1922 09 32.36  20.33  26.34 
1922 10 30.60  18.89  24.74 
1922 11 27.57  14.36  20.96 
1922 12 26.36  12.29  19.32 
1923 01 24.98   9.68  17.33 
1923 02 26.09  10.00  18.04 
1923 03 29.86  13.51  21.68 
1923 04 30.85  15.63  23.24 
1923 05 30.95  17.32  24.13 
1923 06 99.99  20.84 -99.99 
1923 07 99.99  21.71 -99.99 
1923 08 35.73  21.17  28.45 
1923 09 34.03  21.54  27.78 
1923 10 29.85  17.20  23.53 
1923 11 99.99  10.22 -99.99 
1923 12 27.78  11.47  19.62 
1924 01 23.58   9.95  16.76 
1924 02 23.03   8.02  15.52 
1924 03 24.67   9.80  17.23 
1924 04 29.56  15.21  22.38 
1924 05 31.65  17.39  24.52 
1924 06 34.54  20.53  27.53 
1924 07 33.55  21.54  27.54 
1924 08 32.48  21.02  26.75 
1924 09 31.88  20.65  26.26 
1924 10 27.64  18.04  22.84 
1925 02 25.08  11.13  18.10 
1925 03 26.44  12.19  19.31 
1925 04 28.63  14.35  21.49 
1925 05 30.38  17.51  23.94 
1925 06 32.82  20.82  26.82 
1925 07 32.84  21.80  27.32 
1925 08 33.38  21.91  27.64 
1925 09 35.27  21.64  28.45 
1925 11 27.31 -99.99 -99.99 
1925 12 99.99   9.53 -99.99 
1926 01 99.99   9.10 -99.99 
1926 02 23.06   8.92  15.99 
1926 03 23.42  10.03  16.72 
1926 04 27.19  14.46  20.82 
1926 05 30.69  17.18  23.93 
1926 06 32.25  21.09  26.67 
1926 07 32.56  22.63  27.59 
1926 08 33.22  22.85  28.03 
1926 09 32.20  22.73  27.46 
1926 10 29.56  17.50  23.53 
1926 11 25.13  11.68  18.40 
1926 12 25.02  11.07  18.04 
1927 01 22.80   7.49  15.14 
1927 02 27.33  12.95  20.14 
1927 03 26.31  11.65  18.98 
1927 04 30.61  15.46  23.03 
1927 05 33.93  18.37  26.15 
1927 06 35.61  21.94  28.77 
1927 07 33.75  22.08  27.91 
1927 08 34.75  22.15  28.45 
1927 09 32.46  20.65  26.55 
1927 10 30.32  17.73  24.02 
1927 11 26.96  12.61  19.78 
1927 12 23.13   9.10  16.11 
1928 01 21.63   6.83  14.23 
1928 02 99.99  10.80 -99.99 
1928 03 99.99  12.85 -99.99 
1928 04 99.99  14.19 -99.99 
1928 05 99.99  14.94 -99.99 
1928 06 99.99  20.60 -99.99 
1928 07 34.03  22.33  28.18 
1928 08 33.09  22.20  27.64 
1928 09 31.92  22.53  27.22 
1928 10 30.18  19.62  24.90 
1928 11 25.91 -99.99 -99.99 
1928 12 23.50  11.41  17.45 
1929 01 25.45  13.01  19.23 
1929 02 26.13  14.41  20.27 
1929 03 28.28  16.42  22.35 
1929 04 30.54  17.84  24.19 
1929 05 31.41  20.04  25.72 
1929 06 32.53  21.48  27.00 
1929 07 32.27  22.38  27.32 
1929 08 33.36 -99.99 -99.99 
1929 09 31.66  22.83  27.24 
1929 10 28.31  18.07  23.18 
1929 11 28.13  17.45  22.79 
1929 12 23.35  11.00  17.17 
1930 01 24.84  13.55  19.19 
1930 02 25.49  12.87  19.18 
1930 03 23.29  13.01  18.15 
1930 04 27.32  16.06  21.68 
1930 05 30.76  19.37  25.06 
1930 06 30.05  21.25  25.65 
1930 07 33.80  22.49  28.14 
1930 08 32.73  21.72  27.22 
1930 09 32.43  22.19  27.31 
1930 10 27.51  16.77  22.14 
1930 11 24.49  13.33  18.91 
1930 12 19.57   8.60  14.09 
1931 01 21.12   8.85  14.99 
1931 02 21.66  10.18  15.92 
1931 03 22.44  10.13  16.28 
1931 04 26.35  14.64  20.49 
1931 05 29.88  17.67  23.77 
1931 06 33.55  20.55  27.05 
1931 07 34.05  22.60  28.32 
1931 08 33.54  22.09  27.81 
1931 09 32.37  21.47  26.91 
1931 10 29.91  18.66  24.28 
1931 11 27.28  15.01  21.14 
1931 12 27.95  16.69  22.32 
1932 01 26.26  13.73  19.99 
1932 02 28.96  14.43  21.69 
1932 03 25.81  10.57  18.18 
1932 04 29.04  13.89  21.46 
1932 05 31.67  17.77  24.72 
1932 06 32.29  20.98  26.63 
1932 07 35.99  21.93  28.96 
1932 08 34.16  22.18  28.17 
1932 09 32.43  21.13  26.78 
1932 10 30.37  17.84  24.10 
1932 11 23.90  11.72  17.81 
1932 12 25.10  11.99  18.54 
1933 01 23.71  11.18  17.44 
1933 02 26.07  12.39  19.23 
1933 03 26.47  10.77  18.61 
1933 04 27.81  14.50  21.15 
1933 05 32.11  18.10  25.10 
1933 06 31.65  19.29  25.47 
1933 07 32.27  20.97  26.62 
1933 08 34.59  21.44  28.01 
1933 09 34.00  21.62  27.81 
1933 10 30.21  18.10  24.15 
1933 11 25.02  11.00  18.01 
1933 12 25.81  10.53  18.17 
1934 01 24.12  10.26  17.19 
1934 02 24.34   7.95  16.14 
1934 03 25.62  11.88  18.75 
1934 04 29.11  16.31  22.71 
1934 05 30.69 -99.99 -99.99 
1934 07 33.71  22.37  28.04 
1934 08 33.75  22.43  28.09 
1934 09 32.39  22.00  27.19 
1934 10 31.00  18.95  24.98 
1934 11 27.26  14.17  20.71 
1934 12 24.39  10.51  17.45 
1935 01 23.32  10.72  17.02 
1935 02 22.70   9.14  15.92 
1935 03 28.00  14.43  21.21 
1935 04 99.99  16.04 -99.99 
1935 05 31.49  19.68  25.58 
1935 06 29.40  20.99  25.19 
1935 07 99.99  22.01 -99.99 
1935 09 99.99  21.60 -99.99 
1935 10 25.66  18.62  22.14 
1935 11 23.36  14.15  18.75 
1935 12 15.32   5.59  10.45 
1936 01 21.44  10.44  15.94 
1936 02 20.60   9.93  15.27 
1936 03 99.99  13.08 -99.99 
1936 04 26.72  15.06  20.89 
1936 05 99.99  17.39 -99.99 
1936 06 99.99  20.15 -99.99 
1936 07 99.99  21.29 -99.99 
1936 08 99.99  22.23 -99.99 
1936 09 99.99  21.31 -99.99 
1936 10 99.99  20.36 -99.99 
1936 11 99.99  11.43 -99.99 
1936 12 99.99  13.00 -99.99 
1937 02 99.99   9.16 -99.99 
